2008 GMC SIERRA-2500-HD Ignitions & Electrical

Spark Plug Wires, 9 inch, Short Style, Spiro Wound, 8mm, Blue, Black Boots, Chevy, GMC, Pontiac, LS, Set

Part Number: SUM-867828

4.14 out of 5 stars ( 14 )

Estimated Ship Date: Tomorrow

Spark Plug, Resistor, Iridium Tip, Copper Core, 14mm Thread Size, 0.708 in. Reach, Tapered Seat, Each

Part Number: ATL-XP5245

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Computer Programmer, GT Gas Tuner, Each

Part Number: BLY-40410

4.03 out of 5 stars ( 30 )

Estimated Ship Date: Tomorrow

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Alternators and Generators, Elite Series Billet Alternators, 12 V, 370 amps, Red Anodized, Serpentine, Buick, Cadillac, Chevrolet, GMC, Hummer, Each

Part Number: MEH-B8302370RD

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Alternator, High-Amp, 245 amp, 12 V, Serpentine, Natural Finish, Denso Case, Internal Regulator, Cadillac, Chevy, GMC, Each

Part Number: PWM-48550

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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Coolant Temperature Sensor, Each

Part Number: SMP-TX89

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

Ignition Coils, Super, Coil Pack Style, Female/Socket, Epoxy, Black, Square, Buick, Cadillac, Chevy, GMC, Hummer, Pontiac, Set of 8

Part Number: ACC-140043K-8

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 6, 2025 if ordered today

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Horn, OE Replacement, Low Tone, 12 V, Buick, Cadillac, Chevy, GMC, Kit

Part Number: ADO-84594590

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Ignition Coil, MSC II Coil Pack, Epoxy, Square, Red, GM LS2/LS7, Each

Part Number: MSD-8287

4.67 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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Spark Plug Wire Sets, Assembled, Solid Core, Black, 8.00mm Diameter, Cadillac, Chevrolet, GMC, 6.2L Gen V, Set

Part Number: GRN-28-1545HTB

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Camshaft Position Sensor, Each

Part Number: SMP-PC620

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Ignition Coils, XR Series, Coil Pack, Black, GM LS, Set of 8

Part Number: FST-30385-8

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Computer Programmer, Max Energy Power Programmer, Cadillac, Chevy, GMC, Each

Part Number: HYP-32501

4.26 out of 5 stars ( 46 )

Estimated Ship Date: Tomorrow

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Spark Plug Wire Sets, Assembled, Spiral Core, 7.00mm Diameter, Red Wire, Buick, Cadillac, Chevrolet, Pontiac, Hummer, GMC, Saab, For GM LS, Set

Part Number: ADO-19417612

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

Wire, 409 Race-Fit Pro, Spiral Core, 10.4mm, Red, Coil Pack, 11.750 in. Long, Buick, Cadillac, Chevy, GMC, Hummer, Isuzu, Saab

Part Number: TAY-79214

4.06 out of 5 stars ( 18 )

Estimated Ship Date: Tomorrow

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Alternator, AD244 Style, 2 Pin Regulator, 220 Amps, Offset 2 Inch Pulley, Natural Finish, Serpentine, Cadillac, Chevy, GMC, Each

Part Number: PWM-48302

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Computer Programmer, Cadillac, Chevy, GMC/Hummer, Pickup/SUV, Each

Part Number: JET-15008

3.33 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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Spark Plug Wire, Solid Core, Black Stock Boots, LS1, LS6, LT Series, Set

Part Number: GRN-28-1545HTBB

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Spark Plugs, Iridium TT, Tapered Seat, 14mm Thread, 18mm Reach, Resistor, Each

Part Number: DNP-4713

4.17 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

Spark Plug Wires, Silicon Insulated, Spiral Core, 8.5mm, Black, Straight Boots, GM, 4.8L, 5.3L, 6.0L, 6.2L, Set

Part Number: SQR-126743

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Sensor, MAP, GM Style, Each

Part Number: ADO-213-4434

Not Yet Reviewed

Estimated Ship Date: Tomorrow

Monitor, Trinity 2 MX Performance, Monitor Only, Buick, Cadillac, Chevy, Chrysler, Dodge, Ford, GMC, Hummer, Isuzu, Jeep, Mazda, Pontiac, Ram, Each

Part Number: DBL-9050

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Oct 6, 2025 if ordered today

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Throttle Position Sensor, Replacement, Each

Part Number: ADO-19259452

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Spark Plug, Laser Platimun, Projected Tip, 14mm Thread, 0.708 in. Reach, Tapered Seat, Each

Part Number: NGK-3784

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

Sensor, MAP, Buick, Cadillac, Chevy, GMC, Oldsmobile, Pontiac, Hummer, Isuzu, Saab, Saturn, Each

Part Number: DFP-PS10000

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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